18. Juan's device creates which following energy conversion: a. Light - heat
b. Light - magnetism
c. Electricity - motion
d. Motion - electricity

Imagine you had to physically add electrons, one at a time, to a previously neutral conductor. you add one electron very easily, but the second electron requires more work. in your initial post to the discussion, explain why this is. also, what happens to the work needed to add the third, fourth, fifth, and subsequent electrons

What are chlorofluorocarbons and what impact do they have on the atmosphere?

The boy of mass 30 kg is at r1= 2 meters from the fulcrum. of the girl is 45 kg, at what r2 must she sit so that they are balanced ?